:root {
  --bg: #f6f7f9; --card: #ffffff; --fg: #1b1f24; --muted: #5b6470; --line: #d9dde3; --accent: #2457c5; --accent-fg: #ffffff;
  --ok: #1d7a43; --warn-bg: #fff6db; --warn-line: #e2b33c; --bad-bg: #fdecec; --bad-line: #d04545; --err: #b3261e; --focus: #2457c5;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111418; --card: #1a1e24; --fg: #e7eaee; --muted: #a2abb6; --line: #333a43; --accent: #7aa2ff; --accent-fg: #0b1020;
    --ok: #5fd08f; --warn-bg: #3a3017; --warn-line: #b38b26; --bad-bg: #3a1c1c; --bad-line: #c25555; --err: #ff8a80; --focus: #9ab8ff; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif; }
a { color: var(--accent); }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--card); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 8px; top: 8px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; background: var(--card); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 600; text-decoration: none; color: var(--fg); }
.top-right { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.email { overflow-wrap: anywhere; }
main { max-width: 980px; margin: 0 auto; padding: 24px 16px 48px; }
main:focus { outline: none; }
h1 { font-size: 1.6rem; margin: 0 0 8px; }
h1:focus { outline: none; }
h2 { font-size: 1.15rem; margin: 0; }
.lead { color: var(--muted); max-width: 70ch; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px; margin: 16px 0; }
form.card { max-width: 520px; }
.field { display: flex; flex-direction: column; gap: 4px; margin: 0 0 14px; }
.field label { font-weight: 600; }
.hint { color: var(--muted); font-size: .875rem; }
input[type=text], input[type=email], input[type=password], select { font: inherit; padding: 9px 10px; border: 1px solid var(--line); border-radius: 6px; background: var(--bg); color: var(--fg); min-height: 44px; }
input[readonly] { opacity: .8; }
.check { display: flex; gap: 8px; align-items: flex-start; margin: 0 0 14px; }
.check input { width: 20px; height: 20px; margin-top: 2px; }
button { font: inherit; min-height: 40px; padding: 8px 14px; border-radius: 6px; border: 1px solid var(--line); background: var(--card); color: var(--fg); cursor: pointer; }
button[type=submit], button.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
button.link { background: none; border: none; color: var(--accent); text-decoration: underline; padding: 8px 4px; }
.actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.error { color: var(--err); font-weight: 600; margin: 0 0 12px; }
.note { background: var(--warn-bg); border-left: 4px solid var(--warn-line); padding: 8px 12px; border-radius: 4px; }
.banner { padding: 12px 14px; border-radius: 8px; margin: 12px 0; border-left: 5px solid; }
.banner.warn { background: var(--warn-bg); border-color: var(--warn-line); }
.banner.bad { background: var(--bad-bg); border-color: var(--bad-line); }
.empty { color: var(--muted); }
.steps { padding-left: 20px; color: var(--muted); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin: 12px 0 4px; flex-wrap: wrap; }
.tabs a { padding: 10px 14px; text-decoration: none; color: var(--muted); border-bottom: 3px solid transparent; min-height: 44px; display: inline-flex; align-items: center; }
.tabs a[aria-current=page] { color: var(--fg); border-color: var(--accent); font-weight: 600; }
.orgname { margin: 0; font-weight: 600; }
.orgpick { display: inline-flex; gap: 8px; align-items: center; margin: 8px 0; }
.rel-head { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.badge { display: inline-block; font-size: .78rem; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); margin-left: 6px; }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.notes { white-space: pre-line; }
table { width: 100%; border-collapse: collapse; margin-top: 10px; }
th, td { text-align: left; padding: 8px 6px; border-top: 1px solid var(--line); vertical-align: middle; }
thead th { border-top: none; color: var(--muted); font-size: .85rem; font-weight: 600; }
tbody th { font-weight: 500; }
caption { text-align: left; color: var(--muted); padding-bottom: 6px; }
.fname { overflow-wrap: anywhere; }
.sha { font-size: .8rem; }
td.act { white-space: nowrap; }
dl.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 12px 0 0; }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; }
.qr { background: #fff; display: inline-block; padding: 8px; border-radius: 8px; }
code.secret { font-size: 1rem; letter-spacing: .05em; overflow-wrap: anywhere; }
ul.codes { columns: 2; list-style: none; padding: 0; font-size: 1.05rem; }
.foot { max-width: 980px; margin: 0 auto; padding: 16px; color: var(--muted); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font-size: .9rem; }
@media (max-width: 720px) {
  thead { display: none; }
  table, tbody, tr, th, td { display: block; width: 100%; }
  tr { border-top: 1px solid var(--line); padding: 8px 0; }
  th, td { border: none; padding: 2px 0; }
  td.act { white-space: normal; margin-top: 6px; }
  td.act button { min-height: 44px; }
  dl.facts { grid-template-columns: 1fr; gap: 2px; }
  dl.facts dd { margin-bottom: 8px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }